HD64F2638F20J Renesas Electronics America, HD64F2638F20J Datasheet - Page 843
HD64F2638F20J
Manufacturer Part Number
HD64F2638F20J
Description
IC H8S MCU FLASH 256K 128-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2600r
Specifications of HD64F2638F20J
Core Processor
H8S/2600
Core Size
16-Bit
Speed
20MHz
Connectivity
CAN, SCI, SmartCard
Peripherals
Motor Control PWM, POR, PWM, WDT
Number Of I /o
72
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 12x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
128-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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HD64F2638F20J
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H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
REJ09B0103-0800 Rev. 8.00
May 28, 2010
Notes: 1. When entering boot mode or making a transition from boot mode to another mode, mode switching must be carried
φ
V
FWE
MD2 to MD0
RES
SWE bit
CC
Period during which flash memory access is prohibited
(x: Wait time after setting SWE bit)
Period during which flash memory can be programmed
(Execution of program in flash memory prohibited, and data reads other than verify operations prohibited)
2. When making a transition from boot mode to another mode, a mode programming setup time, t
3. See section 24.1.7, Flash Memory Characteristics.
out by means of RES input. The state of ports with multiplexed address functions and bus control output pins
(AS, RD, WR) will change during this switchover interval (the interval during which the RES pin input is low),
and therefore these pins should not be used as output signals during this time.
is necessary with respect to the RES clearance timing.
(Example: Boot Mode → User Mode ↔ User Program Mode)
t
OSC1
SWE set
Mode
change
t
MDS
t
MDS
Figure 21A-20 Mode Transition Timing
*1
*3
Boot
mode
Mode
change
t
RESW
SWE
cleared
Min. 0μs
t
MDS
*1
*2
User
mode
User program mode
User
mode
MDS
Section 21A ROM
(H8S/2636 Group)
(min.), of 200 ns
User program
mode
Page 793 of 1458
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